/src/geos/include/geos/geomgraph/GraphComponent.h
Line | Count | Source |
1 | | /********************************************************************** |
2 | | * |
3 | | * GEOS - Geometry Engine Open Source |
4 | | * http://geos.osgeo.org |
5 | | * |
6 | | * Copyright (C) 2011 Sandro Santilli <strk@kbt.io> |
7 | | * Copyright (C) 2005-2006 Refractions Research Inc. |
8 | | * Copyright (C) 2001-2002 Vivid Solutions Inc. |
9 | | * |
10 | | * This is free software; you can redistribute and/or modify it under |
11 | | * the terms of the GNU Lesser General Public Licence as published |
12 | | * by the Free Software Foundation. |
13 | | * See the COPYING file for more information. |
14 | | * |
15 | | ********************************************************************** |
16 | | * |
17 | | * Last port: geomgraph/GraphComponent.java r428 (JTS-1.12+) |
18 | | * |
19 | | **********************************************************************/ |
20 | | |
21 | | |
22 | | #pragma once |
23 | | |
24 | | #include <geos/export.h> |
25 | | |
26 | | #include <geos/geomgraph/Label.h> |
27 | | |
28 | | // Forward declarations |
29 | | namespace geos { |
30 | | namespace geom { |
31 | | class IntersectionMatrix; |
32 | | } |
33 | | } |
34 | | |
35 | | namespace geos { |
36 | | namespace geomgraph { // geos.geomgraph |
37 | | |
38 | | |
39 | | /** \brief |
40 | | * A GraphComponent is the parent class for the objects' |
41 | | * that form a graph. |
42 | | * |
43 | | * Each GraphComponent can carry a Label. |
44 | | */ |
45 | | class GEOS_DLL GraphComponent /* non-final */ { |
46 | | public: |
47 | | GraphComponent(); |
48 | | |
49 | | /* |
50 | | * GraphComponent copies the given Label. |
51 | | */ |
52 | | GraphComponent(const Label& newLabel); |
53 | | |
54 | 0 | virtual ~GraphComponent() = default; |
55 | | |
56 | | Label& |
57 | | getLabel() |
58 | 0 | { |
59 | 0 | return label; |
60 | 0 | } |
61 | | const Label& |
62 | | getLabel() const |
63 | 0 | { |
64 | 0 | return label; |
65 | 0 | } |
66 | | void |
67 | | setLabel(const Label& newLabel) |
68 | 0 | { |
69 | 0 | label = newLabel; |
70 | 0 | } |
71 | | |
72 | | void |
73 | | setInResult(bool p_isInResult) |
74 | 0 | { |
75 | 0 | isInResultVar = p_isInResult; |
76 | 0 | } |
77 | | bool |
78 | | isInResult() const |
79 | 0 | { |
80 | 0 | return isInResultVar; |
81 | 0 | } |
82 | | void setCovered(bool isCovered); |
83 | | bool |
84 | | isCovered() const |
85 | 0 | { |
86 | 0 | return isCoveredVar; |
87 | 0 | } |
88 | | bool |
89 | | isCoveredSet() const |
90 | 0 | { |
91 | 0 | return isCoveredSetVar; |
92 | 0 | } |
93 | | bool |
94 | | isVisited() const |
95 | 0 | { |
96 | 0 | return isVisitedVar; |
97 | 0 | } |
98 | | void |
99 | | setVisited(bool p_isVisited) |
100 | 0 | { |
101 | 0 | isVisitedVar = p_isVisited; |
102 | 0 | } |
103 | | virtual bool isIsolated() const = 0; |
104 | | void updateIM(geom::IntersectionMatrix& im); |
105 | | protected: |
106 | | Label label; |
107 | | virtual void computeIM(geom::IntersectionMatrix& im) = 0; |
108 | | private: |
109 | | bool isInResultVar; |
110 | | bool isCoveredVar; |
111 | | bool isCoveredSetVar; |
112 | | bool isVisitedVar; |
113 | | }; |
114 | | |
115 | | } // namespace geos.geomgraph |
116 | | } // namespace geos |
117 | | |